Vulpes devices
Vulpes on Pixel 3a.
Experimental portThe Pixel 3a is the phone used to develop Tundra, the native version of Vulpes. See what has been verified, what still needs work and which features have yet to be confirmed.
- Device
- Google Pixel 3a sargo
- System
- Tundra Gaia · Gecko
- Latest documented image
- 2.7-preview.21-sargo.1 Public image · experimental
- Test report date
Snapdragon 670 · 4 GB RAM · 5.6-inch OLED display · 3,000 mAh battery. Device specifications ↗
Hardware compatibility
What works, feature by feature.
This summary covers test results and user reports up to 2026-10-18. They span several images; not every feature has been retested on 2.7-preview.21-sargo.1.
- Working Verified on the phone, as described in the test results or user report.
- Partial Some uses work, with limitations still to resolve.
- Unavailable Missing or not yet fully integrated.
- Unconfirmed Published tests do not establish support.
| Feature | Status | Notes |
|---|---|---|
| Display and controls | ||
| Boot into Gaia | ✓ | Standalone installation and reboots verified on the development Pixel with Preview 21. The latest browser fixes were tested in a temporary boot. Report: → |
| Touchscreen | ✓ | Touch interaction confirmed on the Pixel, including focus in Camera. Report: → |
| Manual brightness | ✓ | Gaia brightness control and actual backlight changes verified. Report: → |
| Vibration | ✓ | Single pulses, patterns and motor stop verified; physical stopping confirmed by the user. Report: → |
| Screen sleep and wake | ~ | Power button and backlight controls connected. Deep sleep remains incomplete. Report: → |
| GPU acceleration | ✓ | Gaia displayed with hardware WebRender on the Pixel. This does not confirm hardware video decoding. Report: → |
| Hardware video decoding | ? | Not yet documented. |
| Photos and camera | ||
| Camera preview | ~ | Preview available at around 16 fps in the October 12 report. Smoothness still needs work. Report: → |
| Photo capture | ✓ | Rear 4032 × 3024 and front 3264 × 2448 JPEGs measured on the hardware. Report: → |
| Switching cameras | ✓ | Front/rear switching, stop and resume checked on the phone, including a further check on October 12. Report: → |
| Focus and zoom | ✓ | Focus, zoom and photo capture checked on October 8. The front camera has fixed focus. Report: → |
| Camera flash | × | Unavailable in documented trials; integration remains unfinished. Report: → |
| Video recording | ~ | A short playable video with thumbnail was checked in RAM on October 14. Audio quality, long recordings and stability still need validation. Report: → |
| Torchlight | ? | Not yet documented. |
| Cellular and calls | ||
| Carrier registration | ~ | LTE registration observed after installation. Modem recovery improved; daily reliability still needs confirmation. Report: → |
| Mobile data | ? | Not yet documented. |
| Sending and receiving SMS | ~ | Real exchanges previously confirmed; conversation matching and one-tap sending fixed. Sending and receiving need retesting on this installation. Report: → |
| Outgoing calls | ~ | A real call reached ringing. Two-way audible conversation remains unverified. Report: → |
| Incoming calls | ? | Desktop tests with a simulated modem do not confirm incoming calls on the Pixel. Report: → |
| Call audio and controls | ~ | Audio routing fixed. A real conversation audible in both directions still needs confirmation on the latest installation. Report: → |
| LTE calls (VoLTE) | ? | Not yet documented. |
| Sending and receiving MMS | ~ | Sending accepted by the carrier during a test; delivery to the recipient and reception on the Pixel remain unconfirmed. Report: → |
| SIM PIN unlock | ? | Not yet documented. |
| Wireless connections | ||
| Wi-Fi | ✓ | Scanning, connection and HTTPS browsing verified; saved profiles and reconnection after reboot tested. Report: → |
| Bluetooth | ✓ | Discovery, pairing and audio output integrated. Playback to a PC tested and operation confirmed by the user. Headset call audio still needs testing. Report: → |
| Flight mode | ✓ | Flight mode confirmed working on the Pixel on October 18, 2026. User report from the real device. |
| Hotspot | ~ | Hotspot activation checked, with or without a password. Internet access from another device still needs testing. Report: → |
| NFC | ? | Not yet documented. |
| Sensors | ||
| Automatic brightness | × | The ambient light sensor still needs integration with Gaia. Report: → |
| Automatic rotation | × | Phone rotation remains incomplete. Desktop tests do not confirm it. Report: → |
| Fingerprint reader | ? | Not yet documented. |
| GPS | ? | Not yet documented. |
| Proximity sensor | ? | Not yet documented. |
| Double tap to wake | ? | Not yet documented. |
| Sound | ||
| Audio playback | ✓ | Audio playback confirmed working on the Pixel on October 18, 2026. User report from the real device. |
| Microphone | ~ | A signal was measured on the hardware. Recording quality and call audio still need checking. Report: → |
| Wired headphones | ? | Not yet documented. |
| Volume control | ✓ | Volume control confirmed working on the Pixel on October 18, 2026. User report from the real device. |
| Battery and stability | ||
| Battery level and charging status | ✓ | Hardware readings displayed in Gaia. This does not measure battery life. Report: → |
| Charging while powered on | ✓ | Charging while powered on confirmed working on October 18, 2026. User report from the real device. |
| Charging while powered off | ? | Not yet documented. |
| 24+ hour battery life | ? | Not yet documented. |
| Seven-day stability | ? | Not yet documented. |
| Deep sleep | × | System suspend remains incomplete in the latest report. Report: → |
| System and USB | ||
| Data persistence | ✓ | Settings and data verified across multiple boots. Report: → |
| Shutdown and reboot | ✓ | Shutdown and reboot confirmed working on the Pixel on October 18, 2026. User report from the real device. |
| System recovery | ~ | Backups and recovery tools prepared. Full system and data restoration has not yet been qualified. Report: → |
| Factory reset | ? | Not yet documented. |
| USB file transfer (MTP) | ? | Not yet documented. |
| ADB access | ? | Not yet documented. |
| Wireless external display | ? | Not yet documented. |
| Apps and browsing | ||
| Browser and search | ~ | DuckDuckGo search, direct URLs and return to Home visually checked on October 14 after a cold restart. All-site compatibility and prolonged stability are not guaranteed. Report: → |
| Date, time and timezone | ~ | Pickers restored and automatic time connected to the network. Timezone selection remains manual. Report: → |
Have a result to add or correct?
Include the device model, Vulpes image, date and test steps. Results from the real phone help keep this page current; a desktop test alone cannot confirm hardware support.
How to share a test →Further reading
The statuses above are based on the Vulpes changelog and user reports from the real phone. Other projects’ device pages show their approach to the same phone; their results do not automatically apply to Vulpes.